Merge branch 'release/0.4.2'
Bumps version numbers for development version. Refs #37.
Refactors default language into CodeBlockParams. Refs #36.
Implements proper default language passing. Refs #36.
Documents task in changes log. Refs #36.
Merge branch 'feature/t36_fix_default_language'
Adds literal block test case. Refs #33.
Adds quicklookplugins web notification to release steps.
Adds test case with HTML blocks. Refs #38.
Fixes escaping of non highlighted code blocks. Refs #38.
Documents task in changes log. Refs #38.
Merge branch 'feature/t38_fix_html_escaping'
Embedds prism for code syntax highlighting. Refs #20.
Adds examples from prism page. Refs #20.
Mentions prism in readme as feature. Refs #20.
Documents task in changes log. Refs #20.
Merge branch 'feature/t20_syntax_highlight'
Adds task to build list of prism languages. Refs #40.
Adds document with list of supported languages. Refs #40.
Generates list for nimrod languages. Refs #40.